.knowledge-toolbar{-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;position:absolute;z-index:999;padding:0 10px;height:34px;-js-display:inline-flex;display:-ms-inline-flexbox;display:inline-flex;-ms-flex-align:center;align-items:center;background-color:#fff;box-shadow:0 0 5px 0 rgba(0,0,0,.12);border-radius:4px;transition:opacity .3s ease-out,transform .3s ease-out;-ms-transform:translateY(5px);transform:translateY(5px)}.knowledge-toolbar.hide{opacity:0;-ms-transform:translateY(5px);transform:translateY(5px)}.knowledge-toolbar.show{opacity:1;-ms-transform:translateY(-5px);transform:translateY(-5px)}.knowledge-toolbar button{background:none repeat scroll 0 0 transparent;border:medium none;border-spacing:0;list-style:none outside none;margin:0;padding:0;text-align:left;text-decoration:none;text-indent:0;outline:0}.knowledge-toolbar .toolbar-item{position:relative;-js-display:inline-flex;display:-ms-inline-flexbox;display:inline-flex;-ms-flex-align:center;align-items:center;color:#333;cursor:pointer}.knowledge-toolbar .toolbar-item .icon{width:16px;height:16px;margin-right:4px}.knowledge-toolbar .toolbar-item .text{font-size:14px}.knowledge-toolbar .toolbar-item:after{content:"";position:relative;width:1px;height:16px;background-color:#eee;margin:0 10px}.knowledge-toolbar .toolbar-item:last-child:after{display:none}.knowledge-copy-toast{position:fixed;top:50%;left:50%;-ms-transform:translate(-50%);transform:translate(-50%);background:rgba(0,0,0,.8);color:#fff;padding:10px;border-radius:3px;opacity:0;z-index:-1;font-size:14px}.knowledge-copy-toast.show{opacity:1;z-index:1100}